... Warm&Cold for 4~6 hours Bento Lunch Box,Thermal Container,Food Material:Food Grade PP, Stainless Steel, Stainless ... retardants, Nitrosamine, Latex, PVC,SGS:Cadmium, Lead safetyCare instructions:Top rack dishwasher safe, hand-washing suggestedDishwasher safe:NoMicrowave Oven Safe:No ... ,we can produce as customers' request Stainless Steel Bento Lunch Box